From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- vendor/compiler_builtins/libm/src/math/fminf.rs | 12 ++++++++++++ 1 file changed, 12 insertions(+) create mode 100644 vendor/compiler_builtins/libm/src/math/fminf.rs (limited to 'vendor/compiler_builtins/libm/src/math/fminf.rs') diff --git a/vendor/compiler_builtins/libm/src/math/fminf.rs b/vendor/compiler_builtins/libm/src/math/fminf.rs new file mode 100644 index 000000000..0049e7117 --- /dev/null +++ b/vendor/compiler_builtins/libm/src/math/fminf.rs @@ -0,0 +1,12 @@ +#[cfg_attr(all(test, assert_no_panic), no_panic::no_panic)] +pub fn fminf(x: f32, y: f32) -> f32 { + // IEEE754 says: minNum(x, y) is the canonicalized number x if x < y, y if y < x, the + // canonicalized number if one operand is a number and the other a quiet NaN. Otherwise it + // is either x or y, canonicalized (this means results might differ among implementations). + // When either x or y is a signalingNaN, then the result is according to 6.2. + // + // Since we do not support sNaN in Rust yet, we do not need to handle them. + // FIXME(nagisa): due to https://bugs.llvm.org/show_bug.cgi?id=33303 we canonicalize by + // multiplying by 1.0. Should switch to the `canonicalize` when it works. + (if y.is_nan() || x < y { x } else { y }) * 1.0 +} -- cgit v1.2.3